---
title: Identify the principal reason for which respiration accelerates duri… — Exercise and posture · tree and pragmatics
description: Identify the principal reason for which respiration accelerates during exercise. Exam question 2 of lesson 34 «Exercise and posture» of the medicine course of Mova's primary school, with the dependency tree and pragmatics of the question and of each option; Mova's choice was wrong.
---

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# Exam question 2 · Exercise and posture

<!-- .ven lang=en -->
Identify the principal reason for which respiration accelerates during exercise.

<!-- .vintro -->
**Mova's choice:** option 1 · **The right answer:** option 4 · wrong ✗ · **Who acts:** you, respiration · **What happens:** identify, accelerate · **To what, where:** principal reason

<!-- .vabout -->
This is exam question 2 of lesson 34 «Exercise and posture» of the medicine course of Mova's primary school, asked in stiff, formal language. The page gives the question's syntax tree — a dependency tree in the style of Universal Dependencies — and its pragmatics clause by clause, then the 4 options as the student saw them, each with its tree and pragmatics. Every text is parsed by Mova itself. How the student answered it, with the score of every option and why: [the test at school](https://md.mova.elamur.ai/free/en/school-run/medicine/34-exercise-and-posture/#e2).

## The question {#question}

```conllu
# sent_id = question:medicine:34-exercise-and-posture:e2:1
# text = Identify the principal reason for which respiration accelerates during exercise.
1	Identify	identify	VERB	VB	Mood=Imp|VerbForm=Fin	0	root	_	_
2	the	the	DET	DT	Definite=Def|PronType=Art	4	det	_	_
3	principal	principal	ADJ	JJ	Degree=Pos	4	amod	_	_
4	reason	reason	NOUN	NN	Number=Sing	1	obj	_	_
5	for	for	ADP	IN	_	6	case	_	_
6	which	which	PRON	WDT	PronType=Rel	8	obl	_	_
7	respiration	respiration	NOUN	NN	Number=Sing	8	nsubj	_	_
8	accelerates	accelerate	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	4	acl:relcl	_	_
9	during	during	ADP	IN	_	10	case	_	_
10	exercise	exercise	NOUN	NN	Number=Sing	8	obl	_	SpaceAfter=No
11	.	.	PUNCT	.	_	1	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **identify** | imperative | you *not said here* | the principal reason |  |  |  |  | vn characterize-29.2-1-1 «NP V NP S\_ING»: agent=Agent reason=Theme |
| 2 | **accelerate** | present | respiration |  |  |  | during exercise | for the principal reason | vn other\_cos-45.4 «NP.patient V»: agent=Patient |

<!-- .note -->
One row per clause the reader finds. «not said here»: a role filled from the clause above. «roles by»: a VerbNet class and frame when one fits the verb, else the reader's rules on the tree.

## The options {#options}

### Option 1 · ← Mova's choice {#o1}

<!-- .ven lang=en -->
The lungs contract permanently with exertion

```conllu
# sent_id = question:medicine:34-exercise-and-posture:e2:o1:1
# text = The lungs contract permanently with exertion
1	The	the	DET	DT	Definite=Def|PronType=Art	2	det	_	_
2	lungs	lung	NOUN	NNS	Number=Plur	3	nsubj	_	_
3	contract	contract	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
4	permanently	permanently	ADV	RB	_	3	advmod	_	_
5	with	with	ADP	IN	_	6	case	_	_
6	exertion	exertion	NOUN	NN	Number=Sing	3	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **contract** | present | the lungs |  |  |  |  | with exertion; permanently *property* | vn bend-45.2 «NP V NP PP.instrument»: agent=Agent with exertion=Instrument |

### Option 2 {#o2}

<!-- .ven lang=en -->
The heart ceases to pump during exertion

```conllu
# sent_id = question:medicine:34-exercise-and-posture:e2:o2:1
# text = The heart ceases to pump during exertion
1	The	the	DET	DT	Definite=Def|PronType=Art	2	det	_	_
2	heart	heart	NOUN	NN	Number=Sing	3	nsubj	_	_
3	ceases	cease	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
4	to	to	PART	TO	_	5	mark	_	_
5	pump	pump	VERB	VB	VerbForm=Inf	3	xcomp	_	_
6	during	during	ADP	IN	_	7	case	_	_
7	exertion	exertion	NOUN	NN	Number=Sing	5	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **cease** | present | the heart |  |  |  |  |  | vn stop-55.4-1-1 «NP V S\_ING»: agent=Affector clause=Eventuality |
| 2 | **pump** | to-infinitive | the heart *not said here* |  |  |  | during exertion |  | vn spray-9.7-1 «NP V PP.destination»: agent=Theme |

### Option 3 {#o3}

<!-- .ven lang=en -->
The air becomes thinner

```conllu
# sent_id = question:medicine:34-exercise-and-posture:e2:o3:1
# text = The air becomes thinner
1	The	the	DET	DT	Definite=Def|PronType=Art	2	det	_	_
2	air	air	NOUN	NN	Number=Sing	3	nsubj	_	_
3	becomes	become	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
4	thinner	thin	ADJ	JJR	Degree=Cmp	3	xcomp	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **become** | present | the air |  |  |  |  | thin *property* | vn become-109.1-1-1 «NP V PP.attribute»: agent=Patient |

### Option 4 · ✓ the right answer {#o4}

<!-- .ven lang=en -->
The muscles require an increased supply of oxygen

```conllu
# sent_id = question:medicine:34-exercise-and-posture:e2:o4:1
# text = The muscles require an increased supply of oxygen
1	The	the	DET	DT	Definite=Def|PronType=Art	2	det	_	_
2	muscles	muscle	NOUN	NNS	Number=Plur	3	nsubj	_	_
3	require	require	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
4	an	a	DET	DT	Definite=Ind|PronType=Art	6	det	_	_
5	increased	increase	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	6	amod	_	_
6	supply	supply	NOUN	NN	Number=Sing	3	obj	_	_
7	of	of	ADP	IN	_	8	case	_	_
8	oxygen	oxygen	NOUN	NN	Number=Sing	6	nmod	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **require** | present | the muscles | a increased supply of oxygen |  |  |  |  | vn require-103-1 «NP V NP»: agent=Theme supply=Precondition |
| 2 | **increase** | participle |  |  |  |  |  |  | vn caused\_calibratable\_cos-45.6.2-1 «NP V ADV-Middle»: agent=Patient |

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**Text:** the tests of Mova's primary school, written for Mova (`world/data/school/`), as the course runner gave them to the student. **Trees:** Mova's own parse — the `en` model on the CPU, when the site is built — not checked by a teacher; they may be wrong. **Frames:** Mova's frames reader (`prag`), each text read on its own. Elamur Cosmic License.

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